package com.bwie.bwedu.model;

import com.bwie.bwedu.bean.Student;

import java.util.ArrayList;

/**
 * Created by Administrator on 2016/7/22.
 */
public interface TrackModel {
    public void tack(String pn, String flag, TackListener listener);
    public interface TackListener{
        public void onTackSuccess(ArrayList<Student> list);
        public void onTackFail(String fail);
    }
}
